A random variable X has the probability distribution-X 0 1 2 3 4 5 6 7 P X 0 0-1 0-2 0-2 0-3 0-01 0-02 0-17 The the value of P X -4 is-A- 0-13 13B- 0-2C- 0-23D- 0-45

The correct option is B 0.2 P(X gt; 4) = P(5) + P(6) + P(7) = 0.01 + 0.02 + 0.17 = 0.2 ...

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Bayes' Theorem

A random vari...

Question

A random variable X has the probability distribution:

The the value of P(X > 4) is:

0.13

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0.2

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0.23

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0.45

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A random variable X has the probability distribution:

Then the value P(X ≥ 5) is:

x

\begin{matrix} X & 0 & 1 & 2 & 3 & 4 P (X) & 0.1 & 0.25 & 0.3 & 0.2 & 0.15 \end{matrix}

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\begin{matrix} X & 1 & 2 & 3 & 4 & 5 P (X) & K^{2} & 2 K & K & 2 K & 5 K^{2} \end{matrix}

P (X > 2)

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\begin{matrix} X & 0 & 1 & 2 & 3 & 4 & 5 & 6 & 7 P(X) & 0 & k & 2k & 2k & 3k & k^{2} & 2 k^{2} & 7 k^{2} + k \end{matrix}

k

Outcome	1	2	3	4	5	6
Frequency	200	30	120	100	50	100

\frac{1}{3}

\frac{2}{3}

\frac{49}{60}

\frac{39}{125}

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